Space News & Blog Articles

Scorpius lies down after dark and the Moon walks across it. Jupiter shines high in the southeast by midnight just about as big and bright as it can ever get. Saturn reaches a good observing height an hour or two earlier.

The Great Dimming occurred when Betelgeuse coughed out a huge chunk of material, and the ejection took a toll on the giant star.

The discovery of an asteroid inside Venus's orbit might be the first of a new population within the inner solar system.

Vesta's bright and easy to find in binoculars and maybe even with the naked eye in late summer skies. It's also just as easy to acquire a piece of it without a multi-billion dollar space mission.

The asteroid that wiped out the dinosaurs 66 million years ago might not have arrived alone.

Late these nights, Saturn and Jupiter are about at their very biggest telescopically. Vega passes the zenith, and the Milky Way displays itself in moonless dark.

The Nebraska Star Party offers truly dark skies enjoyed by veteran observers and first-timers alike.

A careful study of observations spanning decades has revealed that a star in Gemini is regularly eclipsed by a disk-shrouded companion.

Rasalhague, a star rotating so fast it has squashed itself, has a fascinating connection to the mythology of healing.

Presenting data as sound can open new opportunities for accessibility, engagement, and discovery, but the technique still faces challenges.

Sky & Telescope honors the life of Donald Machholz, one of the premier comet-hunters of his time.

Crazy as it might seem, it’s a logical and thrilling prospect.

Saturn is at opposition, the Perseids contend with moonlight, and once the Moon is gone from the evening sky, the summer Milky Way arches high.

Radioactive heating in this asteroid's early days may have destabilized the small world, creating asymmetric surface features.

Distant galaxies in Webb images suggest we need to rethink star and galaxy evolution in the early universe.

A chance alignment between Earth and a Mars-bound spacecraft has given us a rare glimpse at the motions of high-energy particles from the Sun.

Don't use a full Moon pass to skip this year's Perseid meteor shower. Right here, right now, we're going to help you make the most of it.

South Korea's lunar orbiter has launched successfully for the Moon, joining a growing number of missions there.

The Moon and Saturn come to opposition this week, showing us their full sunlit faces. Jupiter looms big late in the night, Vega attains the zenith, and we cross the midpoint of summer. The Perseid meteors get partly mooned out.

Even though it's far past its warranty, Hubble is still proving its worth in this new era that includes the James Webb Space Telescope.

Long, hot days mean sleepless nights for stargazers, but it's worth it for the magic that happens under a dark, cool sky.